1463311243 has 2 divisors, whose sum is σ = 1463311244. Its totient is φ = 1463311242.

The previous prime is 1463311231. The next prime is 1463311247. The reversal of 1463311243 is 3421133641.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1463311243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1463311247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731655621 + 731655622.

It is an arithmetic number, because the mean of its divisors is an integer number (731655622).

Almost surely, 2^1463311243 is an apocalyptic number.

1463311243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463311243 is an equidigital number, since it uses as much as digits as its factorization.

1463311243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 1463311243 is about 38253.2514042924. The cubic root of 1463311243 is about 1135.3041789865.

Adding to 1463311243 its reverse (3421133641), we get a palindrome (4884444884).

The spelling of 1463311243 in words is "one billion, four hundred sixty-three million, three hundred eleven thousand, two hundred forty-three".